What does a 6.2 litre engine mean? Does more CC necessarily mean more hp or not? What is the meaning of 1.2L, 1.4L, 1.6L, cc, cu, etc. engine capacity in a car?
The normal swallowing process can be divided into the following four phases (1,3): Oral phase In this first phase the mouth is opened and a piece of solid food or liquid is taken in.
Swallowing disorders are common, especially in the elderly, and may cause dehydration, weight loss, aspiration pneumonia and airway obstruction. These disorders may affect the oral preparatory, oral propulsive, pharyngeal and/or esophageal phases of swallowing.Impaired swallowing, or dysphagia, may occur because of a wide variety of structural or functional conditions, including stroke, cancer, neurologic disease and gastroesophageal reflux disease.A thorough history and a careful physical examination are important in the diagnosis and treatment of swallowing disorders.The physical examination should include the neck, mouth, oropharynx and larynx, and a neurologic examination should also be performed.wallowing is a complex act that involves the coordinated activity of the mouth, pharynx, larynx and esophagus (Figure 1) . A swallow has four phases: oral preparatory, oral propulsive, pharyngeal and esophageal.